When you oppress people, you make life hard for them by not giving them rights that other people have. You can oppress people by not giving them the same rights to jobs, education, healthcare, or justice. Here are some examples:

When you get sick of something, you start to really dislike it. For example, if you only eat chocolate for one week, you will probably get sick of chocolate, meaning you will not want to eat chocolate for a long time. Here are some examples.

When you release something you let it go free. When a record is released, it becomes available to the public so people can buy it in stores. Similarly, when a movie is released, people can watch it in theaters. Notice the examples: